the unveiling of the ceremonial side this morning showcasing this symbolic link between eastern and western portions of the district and the new extension of martin luther king avenue. it is an important path, mayor gray said earlier. these signs will serve as a reminder of how far we have come. several folks in the district said that this is fitting given dr. king's contributions as an american. >> why not? he was, you know, a great american, a great world person. >> he was a great american. i never thought it would happen. i really never thought it would happen. >> the official dedication of the memorial is set for sunday.